// 加载条
var num = 0
var over = false
var t = setInterval(function () {
    var nprogress = document.querySelector('.nprogress')
    if (num >= 100 && !over) return
    num++

    if (nprogress) {
        nprogress.style.width = num + '%'
    } else {
        var nprogress = document.createElement('div')
        nprogress.className = 'nprogress'
        nprogress.style.position = 'fixed'
        nprogress.style.top = 0
        nprogress.style.width = num + '%'
        nprogress.style.height = '5px'
        nprogress.style.backgroundColor = '#29d'
        document.body.appendChild(nprogress)
        var nprogressRadius = document.createElement('div')
        nprogressRadius.className = 'nprogressRadius'
        document.body.appendChild(nprogressRadius)
    }
    if (num >= 110) {
        document.body.removeChild(nprogress)
        clearInterval(t)
        document.body.removeChild(document.querySelector('.nprogressRadius'))
    }
}, 10)
// 当精度条100%时清除进度条
window.addEventListener('load', function () {
    over = true
})